The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 02, 1984
Filed:
Feb. 05, 1982
Applicant:
Inventors:
Hiroyo Oshima, Tokyo, JP;
Yutaka Kojima, Tokyo, JP;
Yukio Kobayashi, Tokyo, JP;
Kouichi Nagai, Tokyo, JP;
Hajime Tani, Tokyo, JP;
Assignee:
Jujo Paper Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; G03F / ;
U.S. Cl.
CPC ...
428481 ; 428206 ; 428207 ; 428211 ; 428452 ; 428331 ; 428328 ; 428330 ; 428913 ; 428483 ;
Abstract
Thermal dye-transfer type recording sheet, having a coating layer which is placed on a base sheet, is contacted with a coloring material layer being solid or semisolid state at room temperature and on which a coloring material is transferred selectively by heating, wherein said coating layer comprises at least mixture of saturated polyester and polyvinyl pyrrolidone in a particular ratio. The sheet provides a very clear record with superior light fastness.